Home / 55,547.74-76,652.94-30,392.38

Finding the Fourth Proportional to 55,547.74, 76,652.94 and 30,392.38

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Solution

The fourth proportional to 55,547.74, 76,652.94 and 30,392.38 is: 41,939.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,547.74 : 76,652.94 = 30,392.38 : x
  2. Step 2: Convert to fraction form
    55,547.74/76,652.94 = 30,392.38/x
  3. Step 3: Cross multiply
    55,547.74x = 76,652.94 × 30,392.38
  4. Step 4: Simplify right side
    55,547.74x = 2,329,665,280.60
  5. Step 5: Solve for x
    x = 2,329,665,280.60/55,547.74
  6. Step 6: Final answer
    x = 41,939.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.